新安装的pip3，使用出现No module named ‘lsb_release‘的问题

报错：

Exception:
Traceback (most recent call last):
  File "/usr/local/python3/lib/python3.6/site-packages/pip/basecommand.py", line 215, in main
    status = self.run(options, args)
  File "/usr/local/python3/lib/python3.6/site-packages/pip/commands/install.py", line 272, in run
    with self._build_session(options) as session:
  File "/usr/local/python3/lib/python3.6/site-packages/pip/basecommand.py", line 72, in _build_session
    insecure_hosts=options.trusted_hosts,
  File "/usr/local/python3/lib/python3.6/site-packages/pip/download.py", line 329, in __init__
    self.headers["User-Agent"] = user_agent()
  File "/usr/local/python3/lib/python3.6/site-packages/pip/download.py", line 93, in user_agent
    from pip._vendor import distro
  File "/usr/local/python3/lib/python3.6/site-packages/pip/_vendor/distro.py", line 1050, in <module>
    _distro = LinuxDistribution()
  File "/usr/local/python3/lib/python3.6/site-packages/pip/_vendor/distro.py", line 594, in __init__
    if include_lsb else {
    }
  File "/usr/local/python3/lib/python3.6/site-packages/pip/_vendor/distro.py", line 931, in _get_lsb_release_info
    raise subprocess.CalledProcessError(code, cmd, stdout, stderr)
subprocess.CalledProcessError: Command 'lsb_release -a' returned non-zero exit status 1.
Traceback (most recent call last):
  File "/usr/local/bin/pip3", line 11, in <module>
    sys.exit(main())
  File "/usr/local/python3/lib/python3.6/site-packages/pip/__init__.py", line 248, in main
    return command.main(cmd_args)
  File "/usr/local/python3/lib/python3.6/site-packages/pip/basecommand.py", line 251, in main
    timeout=min(5, options.timeout)) as session:
  File "/usr/local/python3/lib/python3.6/site-packages/pip/basecommand.py", line 72, in _build_session
    insecure_hosts=options.trusted_hosts,
  File "/usr/local/python3/lib/python3.6/site-packages/pip/download.py", line 329, in __init__
    self.headers["User-Agent"] = user_agent()
  File "/usr/local/python3/lib/python3.6/site-packages/pip/download.py", line 93, in user_agent
    from pip._vendor import distro
  File "/usr/local/python3/lib/python3.6/site-packages/pip/_vendor/distro.py", line 1050, in <module>
    _distro = LinuxDistribution()
  File "/usr/local/python3/lib/python3.6/site-packages/pip/_vendor/distro.py", line 594, in __init__
    if include_lsb else {
    }
  File "/usr/local/python3/lib/python3.6/site-packages/pip/_vendor/distro.py", line 931, in _get_lsb_release_info
    raise subprocess.CalledProcessError(code, cmd, stdout, stderr)
subprocess.CalledProcessError: Command 'lsb_release -a' returned non-zero exit status 1.

$ lsb_release -a   # 使用命令查看报错详情
Traceback (most recent call last):
  File "/usr/bin/lsb_release", line 25, in <module>    # 这个路径很重要
    import lsb_release
ModuleNotFoundError: No module named 'lsb_release'

# 将系统完整的lsb_release.py文件拷贝到报错的目录文件下即可
sudo cp /usr/lib/python3/dist-packages/lsb_release.py /usr/bin/